Finding the Fourth Proportional to 4,273,946.57, 5,898,356.77 and 2,438,445.31
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Solution
The fourth proportional to 4,273,946.57, 5,898,356.77 and 2,438,445.31 is: 3,365,231.68
Step by Step Solution
- Step 1: Write the proportion equation
4,273,946.57 : 5,898,356.77 = 2,438,445.31 : x - Step 2: Convert to fraction form
4,273,946.57/5,898,356.77 = 2,438,445.31/x - Step 3: Cross multiply
4,273,946.57x = 5,898,356.77 × 2,438,445.31 - Step 4: Simplify right side
4,273,946.57x = 14,382,820,419,421.00 - Step 5: Solve for x
x = 14,382,820,419,421.00/4,273,946.57 - Step 6: Final answer
x = 3,365,231.68
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.